Last Updated：2025/11/21
(computing) A dedicated block usually at the beginning (first block on first track) of a storage medium that holds special data used to start a system. Some systems use a boot block of several physical sectors, while some use only one boot sector. Other manufacturers use the terms boot block and boot sector interchangeably.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
boot block
Edit Histories（0）
Source Word
boot block
Noun
(computing)
A
dedicated
block
usually
at
the
beginning
(first
block
on
first
track)
of
a
storage
medium
that
holds
special
data
used
to
start
a
system.
Some
systems
use
a
boot
block
of
several
physical
sectors,
while
some
use
only
one
boot
sector.
Other
manufacturers
use
the
terms
boot
block
and
boot
sector
interchangeably.
Japanese Meaning
コンピュータの起動処理に使用される、記憶媒体の最初の部分（例：最初のトラックの最初のブロック）に配置される専用ブロックで、システム起動に必要な特別なデータが格納されている。 / 一部のシステムでは複数の物理セクタにまたがる場合もあり、その他の製造者はブートブロックとブートセクタという用語を同義で使用している。
Sense（1）
(computing)
A
dedicated
block
usually
at
the
beginning
(first
block
on
first
track)
of
a
storage
medium
that
holds
special
data
used
to
start
a
system.
Some
systems
use
a
boot
block
of
several
physical
sectors,
while
some
use
only
one
boot
sector.
Other
manufacturers
use
the
terms
boot
block
and
boot
sector
interchangeably.
（ plural ）
